Sunflower sea star - Wikipedia
Pycnopodia helianthoides, commonly known as the sunflower sea star, is a large sea star found in the northeastern Pacific Ocean. [3] The only species of its genus , it is among the largest sea stars in the world, with a maximum arm span of 1 m (3.3 ft).
Sunflower Sea Star - NOAA Fisheries
NOAA Fisheries has completed a status review of the sunflower sea star (Pycnopodia helianthoides) and is proposing to list the species as threatened throughout its range under the Endangered Species Act.
Pycnopodia helianthoides - ADW
Pycnopodia helianthoides regulates the structure of the benthic community. Between Oregon and the northern Gulf of Alaska, this abudant sea star is the only species considered to be an important sea urchin predator. Pycnopodia helianthoides coexists with its prey while otters decimate urchin populations; therefore, they have a more subtle effect.
Sunflower star | Animals | Monterey Bay Aquarium
Pycnopodia helianthoides. Enlarge. Not on view at the Aquarium. Meet the sunflower star. An array of 24 arms distinguishes this magnificent sunflower star from other sea stars. Soft skin in colors ranging from purple to brown, orange or yellow adds to its beauty. For a sea star, this animal is a voracious predator.
Sunflower Sea Star | Online Learning Center - Aquarium of the Pacific
Pycnopodia helianthoides. The sunflower sea star is the largest of the sea stars and has the most arms. It may also be the fastest sea star. It is typically found in the eastern Pacific Ocean from Unalaska Island, Alaska, to Baja California, but less typically south of Monterey Bay.
Sea Wonder: Sunflower Sea Star - National Marine Sanctuary …
2023年8月30日 · The sunflower sea star (Pycnopodia helianthoides) is named for its radial arms that resemble the yellow petals of sunflowers you might find in someone’s garden. The sunflower sea star is the largest species of sea star in the global ocean, with 24 large arms and a diameter of nearly three feet from arm tip to arm tip when full grown.
NOAA Fisheries Proposes Listing Sunflower Sea Star as Threatened …
2023年3月15日 · This proposal means that the sunflower sea star (Pycnopodia helianthoides) is considered likely to become in danger of extinction in the foreseeable future. The main threat to the species is a lethal pathogen that caused a recent outbreak of Sea Star Wasting Syndrome.
Sunflower Star - U.S. National Park Service
2022年6月21日 · Sunflower Star. Scientific Name. Pycnopodia helianthoides. Habitat. Near-shore sand and rocky bottom. Additional Information. The magnificent sunflower star inhabits low intertidal and subtidal areas, historically ranging from Alaska to San Diego, California.
Sunflower Sea Star (Pycnopodia helianthoides) · iNaturalist
Pycnopodia helianthoides, commonly known as the sunflower sea star, is a large sea star found in the northeast Pacific. It is among the largest sea stars in the world (but not quite the largest), with a maximum arm span of 1 m (3.3 ft).
Biologist helps place starfish on critically endangered list
2020年12月11日 · Citing a 90% decline in the species’ global population, the International Union for Conservation of Nature (IUCN) on Dec. 10 officially placed the sunflower sea star (Pycnopodia helianthoides) on the group’s Red List of Threatened Species, meaning that it is critically endangered. The next step is extinction.